@media screen and (min-width: 1200px) {
  .case-contain .case-box .wd1400 .cont .case-item:hover img {
    transform: scale(1.1);
  }
  .index-team .wd1400 .team-box .item:hover img {
    transform: scale(1.1);
  }
  .index-reason .wd1400 .reason-box .reason-item:hover img {
    transform: rotate(360deg);
  }
  .index-reason .wd1400 .reason-box .reason-item:hover .icon1 {
    opacity: 0;
  }
  .index-reason .wd1400 .reason-box .reason-item:hover .icon2 {
    opacity: 1;
  }
}
@-webkit-keyframes o-upfade-top {
  0% {
    top: -8px;
  }
  100% {
    top: 8px;
  }
}
.case-contain .case-box {
  padding: 80px 0;
}
.case-contain .case-box .wd1400 .cont {
  display: flex;
  flex-wrap: wrap;
}
.case-contain .case-box .wd1400 .cont .case-item {
  width: 25%;
  overflow: hidden;
}
.case-contain .case-box .wd1400 .cont .case-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.3s;
}
.case-contain .case-box .wd1400 .xiala {
  margin-top: 50px;
  text-align: center;
  cursor: pointer;
}
.case-contain .case-box .wd1400 .xiala img {
  position: relative;
  animation: o-upfade-top 0.8s;
  -webkit-animation: o-upfade-top 0.8s;
  animation-iteration-count: infinite;
  animation-direction: alternate;
}
.case-contain .case-box .wd1400 .xiala div {
  font-size: 18px;
  margin-top: 10px;
  font-family: "arialbd";
}
.index-team {
  padding: 100px 0;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-image: url('../img/index/team_bg.png');
}
.index-team .wd1400 .team-title {
  text-align: center;
}
.index-team .wd1400 .team-title .en {
  color: #fff;
  font-size: 74px;
  font-family: "arialbd";
}
.index-team .wd1400 .team-title .title {
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  position: relative;
}
.index-team .wd1400 .team-title .title .heng {
  position: absolute;
  left: 46%;
  width: 69px;
  height: 2px;
  bottom: -5px;
  background-color: #ff8080;
}
.index-team .wd1400 .team-box {
  display: flex;
  flex-wrap: wrap;
  margin-top: 78px;
}
.index-team .wd1400 .team-box .item {
  width: 12.5%;
  height: 117px;
  line-height: 117px;
  text-align: center;
  box-sizing: border-box;
  background-color: #fff;
  border-right: 1px solid #cdcdcd;
  border-top: 1px solid #cdcdcd;
  overflow: hidden;
  cursor: pointer;
}
.index-team .wd1400 .team-box .item img {
  max-width: 95%;
  max-height: 95%;
  transition: 0.3s;
}
.index-team .wd1400 .item-box:nth-of-type(8n) {
  border-right: 0;
}
.index-team .wd1400 .item-box:nth-of-type(8n),
.index-team .wd1400 .item-box:nth-of-type(7n),
.index-team .wd1400 .item-box:nth-of-type(6n),
.index-team .wd1400 .item-box:nth-of-type(5n),
.index-team .wd1400 .item-box:nth-of-type(4n),
.index-team .wd1400 .item-box:nth-of-type(3n),
.index-team .wd1400 .item-box:nth-of-type(2n),
.index-team .wd1400 .item-box:nth-of-type(1n) {
  border-top: 0;
}
.index-reason {
  position: relative;
  padding: 99px 0 88px;
  background-color: #fff;
}
.index-reason #particles-js {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 830px;
  z-index: 2;
}
.index-reason .wd1400 .reason-title {
  text-align: center;
  position: relative;
  z-index: 3;
}
.index-reason .wd1400 .reason-title .en {
  font-size: 74px;
  font-family: "arialbd";
}
.index-reason .wd1400 .reason-title .ch {
  font-size: 40px;
  font-weight: bold;
}
.index-reason .wd1400 .reason-box {
  margin-top: 90px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.index-reason .wd1400 .reason-box .reason-item {
  width: 183px;
  position: relative;
  cursor: pointer;
}
.index-reason .wd1400 .reason-box .reason-item img {
  width: 183px;
  transition: 0.5s;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  border-radius: 50%;
}
.index-reason .wd1400 .reason-box .reason-item .icon2 {
  opacity: 0;
}
.index-reason .wd1400 .reason-box .reason-item .ziy {
  left: 0;
  top: 208px;
  width: 100%;
  position: absolute;
  text-align: center;
}
.index-reason .wd1400 .reason-box .reason-item .ziy p {
  color: #666;
  font-size: 18px;
  font-weight: bold;
  line-height: 24px;
}
.index-reason .wd1400 .reason-bot {
  margin-top: 360px;
}
.index-reason .wd1400 .reason-bot .heng {
  width: 139px;
  height: 2px;
  margin: 0 auto;
  background-color: #ff8080;
}
.index-reason .wd1400 .reason-bot p {
  font-size: 16px;
  line-height: 24px;
  max-width: 640px;
  margin: 20px auto 0;
  text-align: center;
}
@media screen and (max-width: 1200px) {
  .index-reason .wd1400 .reason-box .reason-item img,
  .index-reason .wd1400 .reason-box .reason-item .ziy {
    position: relative;
  }
  .index-reason .wd1400 .reason-box .reason-item .icon1 {
    display: none;
  }
  .index-reason .wd1400 .reason-box .reason-item .icon2 {
    display: block;
    opacity: 1;
  }
  .index-reason .wd1400 .reason-box .reason-item .ziy {
    top: 0;
  }
  .index-reason .wd1400 .reason-box .reason-item img {
    width: 130px;
    margin: auto;
  }
  .index-reason .wd1400 .reason-bot {
    margin-top: 50px;
  }
  .index-reason .wd1400 .reason-box .reason-item {
    margin-bottom: 20px;
  }
  .index-reason .wd1400 .reason-box {
    justify-content: center;
  }
}
@media screen and (max-width: 1024px) {
  .index-team,
  .index-reason {
    padding: 30px 0;
  }
  .index-team .wd1400 .team-box,
  .index-reason .wd1400 .reason-box {
    margin-top: 30px;
  }
  .index-team .wd1400 .team-title .en {
    font-size: 38px;
  }
  .index-team .wd1400 .team-title .title {
    font-size: 20px;
  }
  .index-reason .wd1400 .reason-title .ch {
    font-size: 30px;
  }
  .index-reason .wd1400 .reason-title .en {
    width: 60%;
  }
  .index-reason #particles-js {
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .index-team .wd1400 .team-box .item {
    width: 33.33%;
  }
  .case-contain .case-box {
    padding: 30px 0;
  }
  .case-contain .case-box .wd1400 .xiala {
    margin-top: 30px;
  }
}
@media screen and (max-width: 640px) {
  .index-reason .wd1400 .reason-box {
    justify-content: space-between;
  }
  .index-reason .wd1400 .reason-box .reason-item {
    width: 30%;
  }
  .index-reason .wd1400 .reason-box .reason-item img {
    width: 100%;
  }
  .index-reason .wd1400 .reason-box .reason-item .ziy p {
    font-size: 15px;
  }
}
@media screen and (max-width: 500px) {
  .index-team .wd1400 .team-box .item {
    height: 80px;
    line-height: 80px;
  }
  .index-reason .wd1400 .reason-title .en {
    width: 80%;
  }
  .index-reason .wd1400 .reason-bot {
    margin-top: 20px;
  }
  .index-reason .wd1400 .reason-title .ch {
    font-size: 22px;
  }
  .case-contain .case-box .wd1400 .cont .case-item {
    width: 50%;
  }
}